| Before matching |  | After matching | ||||||
---|---|---|---|---|---|---|---|---|---|
CKD (n = 750) | Non-CKD (n = 918) | HR (95% CI) | P value | CKD (n = 492) | Non-CKD (n = 492) | HR (95% CI) | P value | ||
Primary outcome | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Device-related infection | 7 (0.9) | 23 (2.5) | 0.53 (0.22–1.30) | 0.165 |  | 5 (1.0) | 9 (1.8) | 0.61 (0.19–1.93) | 0.397 |
  Major infection | 1 (0.1) | 7 (0.8) | 0.41 (0.03–4.81) | 0.475 |  | 0 (0) | 2 (0.4) | N/A | N/A |
  Minor infection | 6 (0.8) | 16 (1.7) | 0.55 (0.21–1.44) | 0.224 |  | 5 (1.0) | 7 (1.4) | 0.61 (0.19–1.93) | 0.397 |
Secondary outcomes | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Cardiovascular mortality | 66 (8.8) | 26 (2.8) | 3.70 (2.35–5.82) | < 0.001 |  | 32 (6.5) | 15 (3.0) | 2.27 (1.23–4.20) | 0.009 |
 All-cause mortality | 206 (27.5) | 94 (10.2) | 3.19 (2.50–4.08) | < 0.001 |  | 112 (22.8) | 58 (11.8) | 2.15 (1.49–2.81) | < 0.001 |